Financial Time Series Toolbox

cumsum

Cumulative sum

Syntax

• newfts = cumsum(oldfts)
  

Description

newfts = cumsum(oldfts) calculates the cumulative sum of each individual time series data series in the financial time series object oldfts and returns the result in another financial time series object newfts. newfts contains the same data series names as oldfts.

Examples

Compute the cumulative sum for Disney stock and plot the results:

• load disney.mat 
  cs_dis = cumsum(fillts(dis));
  plot(cs_dis)
  title('Cumulative Sum for Disney')
  
  
  

See Also

cumsum in the MATLAB documentation

convertto

diff